Species that contain: Stiphodon and atropurpureus [ 2 ] records

atropurpureum, Microsicydium Herre [A. W. C. T.] 1927:296 [Monographs, Bureau of Science Manila Monogr. 23; ref. 2104] Lagu Lagu creek, southern margin of Visayan State Coll. of Agric., about 1 kilometer from sea, Leyte, Philippines. Neotype: ZRC 38392. Type catalog: Koumans 1940:192 [ref. 2676]. Holotype and BSMP 13234 (3) from Irid River, Philippines destroyed; neotype designated by Watson & Kottelat 1995:4 [ref. 21671]. Originally as atro-purpureum. •Valid as Stiphodon atropurpureus (Herre 1927) -- (Watson & Kottelat 1995:3 [ref. 21671] as atropurpureum, Watson & Chen 1998:59 [ref. 23584], Nakabo 2000:1160 [ref. 25182], Larson & Murdy 2001:3603 [ref. 26293], Sakai et al. 2001:119 [ref. 25693], Yonezawa & Iwata 2001:2 [ref. 25609], Nakabo 2002:1160 [ref. 26193], Watson 2008:51 [ref. 29534], Yonezawa et al. 2010:258 [ref. 30902], Maeda et al. 2012:287 [ref. 31973], Maeda et al. 2012:320 [ref. 32002], Maeda 2013:(7) [ref. 33023], Kottelat 2013:430 [ref. 32989], Maeda & Palla 2015:393 [ref. 33960], Maeda et al. 2015:256 [ref. 33999], Keith et al. 2015:182 [ref. 34328], Zhang et al. 2016:207 [ref. 34477], Parenti 2021:425 [ref. 38603], Donaldson et al. 2023:[2] [ref. 40378], Jamandre 2023:170 [ref. 40455]). Current status: Valid as Stiphodon atropurpureus (Herre 1927). Oxudercidae: Sicydiinae. Distribution: Western Pacific: Malaysia, Vietnam and Indonesia east to Philippines, north to Japan [amphidromous]. Habitat: freshwater, brackish, marine.

formosum, Microsicydium Herre [A. W. C. T.] 1927:297, Pl. 23 (fig. 3) [Monographs, Bureau of Science Manila Monogr. 23; ref. 2104] Titunod, a small stream near Kolambugan, Lanao Province, Mindanao, Philippines. Holotype (unique): BSMP 12443 (destroyed, seen by Koumans). Type catalog: Koumans 1940:192 [ref. 2676]. •Synonym of Stiphodon atropurpureus (Herre 1927) -- (Watson & Kottelat 1995:4 [ref. 21671], Maeda et al. 2011:319 [ref. 32002], Kottelat 2013:430 [ref. 32989] with question, Keith et al. 2015:182 [ref. 34328], Parenti 2021:425 [ref. 38603]). Current status: Synonym of Stiphodon atropurpureus (Herre 1927). Oxudercidae: Sicydiinae. Habitat: freshwater, brackish, marine.